Exposure
ID
PIONI.2025-10-28T05:19:24.491_1
Header ID
PIONI.2025-10-28T05:19:24.491
Date updated
2025-10-28 05:26:07 UTC+0000
Release date
2026-10-28 05:26:06 UTC+0000
UTC Start
2025-10-28 05:19:24.491
UTC End
2025-10-28 05:20:15.691
MJD Start
60976.221811235
MJD End
60976.222403827596
Exposure time (s)
51.2
Validation level
1
Tau 0: Coherence time (s)
0.0062835
Ambient temperature (°C)
10.45
Seeing (arcsec)
0.59
Observation
ID
71031
Category
science
Program ID
116.292S.002
Program Title
CONSTRAINING THE COSMIC DANCE OF MASSIVE STARS IN TRIPLE SYSTEMS
Program Type
Normal
PI / COI
MAHY / SANA / LE BOUQUIN / FROST / BORDIER
Target
ID
45363
Name
53 Psc
RA
9.196002
DEC
15.23166
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 58.2920 58.0050 108.4000 108.4000
A0-J2 103.0520 102.7150 81.4000 81.3000
A0-K0 119.2990 119.1160 64.1860 64.0750
G1-J2 57.5680 57.5370 54.0000 53.9000
G1-K0 87.5380 87.5970 36.5070 36.4910
J2-K0 36.9450 36.9660 8.5550 8.6970
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.292S.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60976.221811235
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME 53 Psc
RA 9.196002
DEC 15.23166
HIERARCH ESO INS OPTI2 NAME GRISM
HIERARCH ESO INS OPTI2 ID GRISM
HIERARCH ESO INS FILT1 NAME H
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
HIERARCH ESO DET DIT 0.001
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 58.292
HIERARCH ESO ISS PBL12 END 58.005
HIERARCH ESO ISS PBLA12 START 108.4
HIERARCH ESO ISS PBLA12 END 108.4
HIERARCH ESO ISS PBL13 START 103.052
HIERARCH ESO ISS PBL13 END 102.715
HIERARCH ESO ISS PBLA13 START 81.4
HIERARCH ESO ISS PBLA13 END 81.3
HIERARCH ESO ISS PBL14 START 119.299
HIERARCH ESO ISS PBL14 END 119.116
HIERARCH ESO ISS PBLA14 START 64.186
HIERARCH ESO ISS PBLA14 END 64.075
HIERARCH ESO ISS PBL23 START 57.568
HIERARCH ESO ISS PBL23 END 57.537
HIERARCH ESO ISS PBLA23 START 54.0
HIERARCH ESO ISS PBLA23 END 53.9
HIERARCH ESO ISS PBL24 START 87.538
HIERARCH ESO ISS PBL24 END 87.597
HIERARCH ESO ISS PBLA24 START 36.507
HIERARCH ESO ISS PBLA24 END 36.491
HIERARCH ESO ISS PBL34 START 36.945
HIERARCH ESO ISS PBL34 END 36.966
HIERARCH ESO ISS PBLA34 START 8.555
HIERARCH ESO ISS PBLA34 END 8.697
HIERARCH ESO ISS AMBI TAU0 START 0.006195
HIERARCH ESO ISS AMBI TAU0 END 0.006372
HIERARCH ESO ISS AMBI TEMP 10.45
HIERARCH ESO ISS AMBI FWHM START 0.58
HIERARCH ESO ISS AMBI FWHM END 0.6